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BS EN ISO 16634-2 : 2016

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BS EN ISO 16634-2 : 2016

FOOD PRODUCTS - DETERMINATION OF THE TOTAL NITROGEN CONTENT BY COMBUSTION ACCORDING TO THE DUMAS PRINCIPLE AND CALCULATION OF THE CRUDE PROTEIN CONTENT - PART 2: CEREALS, PULSES AND MILLED CEREAL PRODUCTS (ISO 16634-2:2016)

British Standards Institution

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Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 Principle<br>5 Reagents<br>6 Apparatus<br>7 Sampling<br>8 Preparation of the test sample<br>9 Procedure<br>10 Calculation and expression of results<br>11 Precision<br>12 Test report<br>Annex A (informative) - Flowchart for a basic Dumas<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;apparatus<br>Annex B (informative) - Schematic diagrams of suitable<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;types of Dumas apparatus<br>Annex C (informative) - Equipment calibration<br>Annex D (informative) - Results of interlaboratory tests<br>Bibliography

Abstract

Describes a method for the determination of the total nitrogen content and the calculation of the crude protein content of cereals, pulses and milled cereal products.

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Document Type Standard
Status Current
Publisher British Standards Institution
Committee AW/4
Supersedes
  • DD CEN ISO/TS 16634-2 : 2009
  • 14/30311290 DC : 0